Combination Drawer

ABSTRACT

A combination drawer includes a front panel module, a rear panel, two side panel modules and a plurality of bottom panels. The front panel module includes a first outer plate combined with a first inner plate. The front panel module has two opposite ends each provided with a first bent portion which has at least one first connecting section. The rear panel has two opposite ends each provided with a second bent portion which has at least one second connecting section. Each of the side panel modules includes a second outer plate combined with a second inner plate. Each of the side panel modules has two opposite end faces each provided with at least one third connecting section connected with the first connecting section of the front panel module and the second connecting section of the rear panel respectively.

BACKGROUND OF THE INVENTION

1. Field of the Invention

The present invention relates to a drawer and, more particularly, to a combination drawer.

2. Description of the Related Art

A conventional combination drawer comprises a front panel, a rear panel arranged opposite to the front panel, two side panels located between the front panel and the rear panel respectively, and a bottom panel located between the front panel, the rear panel and the side panels. However, each of the panels is made of plastic material and is formed by a plastic injection molding process so that the conventional combination drawer has a weaker structural strength and is easily deformed due to a heavier weight. In addition, each of the panels has four corners each having a right-angled profile, thereby decreasing the aesthetic quality of the conventional combination drawer and easily causing danger to the user.

BRIEF SUMMARY OF THE INVENTION

In accordance with the present invention, there is provided a combination drawer, comprising a front panel module, a rear panel arranged opposite to the front panel module, two side panel modules located between the front panel module and the rear panel respectively, and a plurality of bottom panels located between the front panel module, the rear panel and the side panel modules respectively. The front panel module includes a first inner plate and a first outer plate combined with the first inner plate. The front panel module has two opposite ends each provided with a first bent portion. The first bent portion of the front panel module has an end face provided with at least one first connecting section. The front panel module has a bottom provided with a first fixing portion and a first limit portion. The rear panel has two opposite ends each provided with a second bent portion. The second bent portion of the rear panel has an end face provided with at least one second connecting section. The rear panel has a bottom provided with a second fixing portion and a second limit portion. Each of the side panel modules includes a second inner plate and a second outer plate combined with the second inner plate. Each of the side panel modules has two opposite end faces each provided with at least one third connecting section connected with the first connecting section of the front panel module and the second connecting section of the rear panel respectively. Each of the bottom panels has a first end provided with a third fixing portion combined with the first fixing portion of the front panel module and a third limit portion abutting the first limit portion of the front panel module. Each of the bottom panels has a second end provided with a fourth fixing portion combined with the second fixing portion of the rear panel and a fourth limit portion abutting the second limit portion of the rear panel.

According to the primary advantage of the present invention, the front panel module, the rear panel, the side panel modules and the bottom panels are connected easily and quickly to facilitate assembly of the combination drawer.

According to another advantage of the present invention, the first outer plate and the first inner plate of the front panel module are combined together by ultrasonic waves, and the second outer plate and the second inner plate of each of the side panel modules are combined together by ultrasonic waves so that the combination drawer has a greater structural strength to withstand a heavier weight.

According to a further advantage of the present invention, the first inner plate of the front panel module has a plurality of reinforcing ribs, the rear panel has a plurality of reinforcing ribs, the second inner plate of each of the side panel modules has a plurality of reinforcing ribs, and each of the bottom panels has a plurality of reinforcing ribs so that the combination drawer has a reinforced strength to withstand a heavier weight without producing deformation.

According to a further advantage of the present invention, the first bent portion of the front panel module has an arcuate shape, the second bent portion of the rear panel has an arcuate shape, and each of the bottom panels at the two side panel modules has two chamfered portions abutting the first bent portion of the front panel module and the second bent portion of the rear panel respectively so that the combination drawer has chamfered corners to enhance the aesthetic quality of the combination drawer and to protect a user's safety.

Further benefits and advantages of the present invention will become apparent after a careful reading of the detailed description with appropriate reference to the accompanying drawings.

BRIEF DESCRIPTION OF THE SEVERAL VIEWS OF THE DRAWING(S)

FIG. 1 is a rear perspective view of a combination drawer in accordance with the preferred embodiment of the present invention.

FIG. 2 is a front exploded perspective view of the combination drawer as shown in FIG. 1.

FIG. 3 is a perspective view of a front panel module of the combination drawer as shown in FIG. 1.

FIG. 4 is an exploded perspective view of the front panel module of the combination drawer as shown in FIG. 3.

FIG. 5 is a perspective view of a side panel module of the combination drawer as shown in FIG. 1.

FIG. 6 is an exploded perspective view of the side panel module of the combination drawer as shown in FIG. 5.

FIG. 7 is a front view of the combination drawer as shown in FIG. 1.

FIG. 8 is a cross-sectional view of the combination drawer taken along line 8-8 as shown in FIG. 7.

FIG. 9 is a cross-sectional view of the combination drawer taken along line 9-9 as shown in FIG. 7.

FIG. 10 is a locally enlarged cross-sectional view of the combination drawer taken along circle 10A as shown in FIG. 8.

FIG. 11 is a locally enlarged cross-sectional view of the combination drawer taken along circle 11A as shown in FIG. 8.

FIG. 12 is a partially exploded perspective view of the combination drawer as shown in FIG. 1.

FIG. 13 is a locally enlarged cross-sectional view of the combination drawer taken along circle 13A as shown in FIG. 9.

FIG. 14 is a locally enlarged cross-sectional view of the combination drawer taken along circle 14A as shown in FIG. 9.

FIG. 15 is a partially side cross-sectional view of the combination drawer as shown in FIG. 2.

FIG. 16 is a cross-sectional assembly view of the combination drawer as shown in FIG. 15.

FIG. 17 is a cross-sectional assembly view of the combination drawer as shown in FIG. 16.

FIG. 18 is a side exploded cross-sectional view of two bottom panels of the combination drawer as shown in FIG. 2.

FIG. 19 is a cross-sectional view of the combination drawer taken along line 19-19 as shown in FIG. 9.

DETAILED DESCRIPTION OF THE INVENTION

Referring to the drawings and initially to FIGS. 1-12, a combination drawer in accordance with the preferred embodiment of the present invention comprises a front panel module 1, a rear panel 2 arranged opposite to the front panel module 1, two side panel modules 3 located between the front panel module 1 and the rear panel 2 respectively, and a plurality of bottom panels 4 located between the front panel module 1, the rear panel 2 and the side panel modules 3 respectively.

The front panel module 1 includes a first inner plate 10 and a first outer plate 11 combined with the first inner plate 10. The first outer plate 11 and the first inner plate 10 of the front panel module 1 are combined together by ultrasonic waves. The first inner plate 10 of the front panel module 1 has a surface provided with a plurality of reinforcing ribs 12 abutting the first outer plate 11. The front panel module 1 has two opposite ends each provided with a first bent portion 13. The first bent portion 13 of the front panel module 1 is perpendicular to the front panel module 1 and has an end face provided with at least one first connecting section 14. Preferably, the first bent portion 13 of the front panel module 1 has an arcuate shape. The front panel module 1 has a bottom provided with a first fixing portion 15 and a first limit portion 16.

The rear panel 2 has two opposite ends each provided with a second bent portion 20. The second bent portion 20 of the rear panel 2 is perpendicular to the rear panel 2 and has an end face provided with at least one second connecting section 21. Preferably, the second bent portion 20 of the rear panel 2 has an arcuate shape. The rear panel 2 has a bottom provided with a second fixing portion 22 and a second limit portion 24. The rear panel 2 has an outer surface provided with a plurality of reinforcing ribs 23.

Each of the side panel modules 3 includes a second inner plate 30 and a second outer plate 31 combined with the second inner plate 30. The second outer plate 31 and the second inner plate 30 of each of the side panel modules 3 are combined together by ultrasonic waves. The second inner plate 30 of each of the side panel modules 3 has a surface provided with a plurality of reinforcing ribs 32 abutting the second outer plate 31. Each of the side panel modules 3 has two opposite end faces each provided with at least one third connecting section 33 connected with the first connecting section 14 of the front panel module 1 and the second connecting section 21 of the rear panel 2 respectively.

Each of the bottom panels 4 has a first end provided with a third fixing portion 40 combined with the first fixing portion 15 of the front panel module 1 and a third limit portion 44 abutting the first limit portion 16 of the front panel module 1. Each of the bottom panels 4 has a second end provided with a fourth fixing portion 45 combined with the second fixing portion 22 of the rear panel 2 and a fourth limit portion 46 abutting the second limit portion 24 of the rear panel 2. Each of the bottom panels 4 at the two side panel modules 3 has an edge provided with two chamfered portions 41 abutting the first bent portion 13 of the front panel module 1 and the second bent portion 20 of the rear panel 2 respectively. Each of the bottom panels 4 has a side provided with at least one coupling portion 42, and the coupling portions 42 of the bottom panels 4 are connected with each other so that the bottom panels 4 are combined together. Each of the bottom panels 4 has an outer surface provided with a plurality of reinforcing ribs 43.

In the preferred embodiment of the present invention, the first fixing portion 15 of the front panel module 1 is a fixing hole, and the third fixing portion 40 of each of the bottom panels 4 is a lug inserted into and secured in the first fixing portion 15 of the front panel module 1 to prevent a relative movement between each of the bottom panels 4 and the front panel module 1. In addition, the first limit portion 16 of the front panel module 1 is a hook-shaped flange, and the third limit portion 44 of each of the bottom panels 4 is a leg abutting the first limit portion 16 of the front panel module 1 to prevent each of the bottom panels 4 from falling downward from the front panel module 1. In addition, the second fixing portion 22 of the rear panel 2 is a fixing hole, and the fourth fixing portion 45 of each of the bottom panels 4 is a lug inserted into and secured in the second fixing portion 22 of the rear panel 2 to prevent a relative movement between each of the bottom panels 4 and the rear panel 2. In addition, the second limit portion 24 of the rear panel 2 is a hook-shaped flange, and the fourth limit portion 46 of each of the bottom panels 4 is a leg abutting the second limit portion 24 of the rear panel 2 is to prevent each of the bottom panels 4 from falling downward from the rear panel 2.

Accordingly, the front panel module 1, the rear panel 2, the side panel modules 3 and the bottom panels 4 are connected easily and quickly to facilitate assembly of the combination drawer. In addition, the first outer plate 11 and the first inner plate 10 of the front panel module 1 are combined together by ultrasonic waves, and the second outer plate 31 and the second inner plate 30 of each of the side panel modules 3 are combined together by ultrasonic waves so that the combination drawer has a greater structural strength to withstand a heavier weight. Further, the first inner plate 10 of the front panel module 1 has a plurality of reinforcing ribs 12, the rear panel 2 has a plurality of reinforcing ribs 23, the second inner plate 30 of each of the side panel modules 3 has a plurality of reinforcing ribs 32, and each of the bottom panels 4 has a plurality of reinforcing ribs 43 so that the combination drawer has a reinforced strength to withstand a heavier weight without producing deformation. Further, the first bent portion 13 of the front panel module 1 has an arcuate shape, the second bent portion 20 of the rear panel 2 has an arcuate shape, and each of the bottom panels 4 at the two side panel modules 3 has two chamfered portions 41 abutting the first bent portion 13 of the front panel module 1 and the second bent portion 20 of the rear panel 2 respectively so that the combination drawer has chamfered corners to enhance the aesthetic quality of the combination drawer and to protect a user's safety.

Referring to FIGS. 12-17 with reference to FIGS. 1-11, each of the first connecting section 14 of the front panel module 1 and the second connecting section 21 of the rear panel 2 is a substantially T-shaped slot which has an outer side provided with an enlarged entrance 140 and 210, and the third connecting section 33 of each of the side panel modules 3 is a substantially T-shaped plug which is inserted through the enlarged entrance 140 and 210 into each of the first connecting section 14 of the front panel module 1 and the second connecting section 21 of the rear panel 2 as shown in FIGS. 15 and 16 and is locked in each of the first connecting section 14 of the front panel module 1 and the second connecting section 21 of the rear panel 2 as shown in FIG. 17.

Referring to FIGS. 18 and 19 with reference to FIGS. 1-11, the coupling portion 42 of a first one of the bottom panels 4 is provided with a locking groove 420, and the coupling portion 42 of a second one of the bottom panels 4 is provided with a locking hook 421 inserted into and locked in the locking groove 420 of the first one of the bottom panels 4 so that the first one of the bottom panels 4 is connected with the second one of the bottom panels 4. The locking groove 420 of the first one of the bottom panels 4 has a side provided with an oblique guiding portion 422 abutting the locking hook 421 of the second one of the bottom panels 4 to guide a movement of the locking hook 421 of the second one of the bottom panels 4 relative to the locking groove 420 of the first one of the bottom panels 4. The locking hook 421 of the second one of the bottom panels 4 has a first end provided with a recessed receiving portion 424 to receive the first one of the bottom panels 4 and a second end provided with a hooked portion 423 hooked onto the first one of the bottom panels 4. The second one of the bottom panels 4 has a side provided with a guiding ramp 425 located above the locking hook 421 and facing the first one of the bottom panels 4 to guide a movement of the first one of the bottom panels 4 relative to the second one of the bottom panels 4.

In assembly of any two of the bottom panels 4, the first one of the bottom panels 4 is moved toward the second one of the bottom panels 4 to abut the guiding ramp 425 of the second one of the bottom panels 4. Then, the first one of the bottom panels 4 is moved downward relative to the second one of the bottom panels 4 so that the locking hook 421 of the second one of the bottom panels 4 is inserted into the locking groove 420 of the first one of the bottom panels 4 by guidance of the guiding portion 422 of the locking groove 420. Then, the locking groove 420 of the first one of the bottom panels 4 is pivoted counterclockwise about the locking hook 421 of the second one of the bottom panels 4 so that the lower portion of the first one of the bottom panels 4 is moved toward the second one of the bottom panels 4, and the hooked portion 423 of the locking hook 421 of the second one of the bottom panels 4 is hooked onto the first one of the bottom panels 4 so as to lock the first one of the bottom panels 4 onto the second one of the bottom panels 4.

Although the invention has been explained in relation to its preferred embodiment(s) as mentioned above, it is to be understood that many other possible modifications and variations can be made without departing from the scope of the present invention. It is, therefore, contemplated that the appended claim or claims will cover such modifications and variations that fall within the true scope of the invention. 

1. A combination drawer, comprising: a front panel module; a rear panel arranged opposite to the front panel module; two side panel modules located between the front panel module and the rear panel respectively; and a plurality of bottom panels located between the front panel module, the rear panel and the side panel modules respectively; wherein the front panel module includes a first inner plate and a first outer plate combined with the first inner plate; the front panel module has two opposite ends each provided with a first bent portion; the first bent portion of the front panel module has an end face provided with at least one first connecting section; the front panel module has a bottom provided with a first fixing portion and a first limit portion; the rear panel has two opposite ends each provided with a second bent portion; the second bent portion of the rear panel has an end face provided with at least one second connecting section; the rear panel has a bottom provided with a second fixing portion and a second limit portion; each of the side panel modules includes a second inner plate and a second outer plate combined with the second inner plate; each of the side panel modules has two opposite end faces each provided with at least one third connecting section connected with the first connecting section of the front panel module and the second connecting section of the rear panel respectively; each of the bottom panels has a first end provided with a third fixing portion combined with the first fixing portion of the front panel module and a third limit portion abutting the first limit portion of the front panel module; each of the bottom panels has a second end provided with a fourth fixing portion combined with the second fixing portion of the rear panel and a fourth limit portion abutting the second limit portion of the rear panel.
 2. The combination drawer of claim 1, wherein the first bent portion of the front panel module has an arcuate shape; the second bent portion of the rear panel has an arcuate shape; each of the bottom panels at the two side panel modules has an edge provided with two chamfered portions abutting the first bent portion of the front panel module and the second bent portion of the rear panel respectively.
 3. The combination drawer of claim 1, wherein each of the bottom panels has a side provided with at least one coupling portion; the coupling portions of the bottom panels are connected with each other so that the bottom panels are combined together.
 4. The combination drawer of claim 1, wherein the first outer plate and the first inner plate of the front panel module are combined together by ultrasonic waves.
 5. The combination drawer of claim 1, wherein the second outer plate and the second inner plate of each of the side panel modules are combined together by ultrasonic waves.
 6. The combination drawer of claim 1, wherein the first inner plate of the front panel module has a surface provided with a plurality of reinforcing ribs abutting the first outer plate.
 7. The combination drawer of claim 1, wherein the rear panel has an outer surface provided with a plurality of reinforcing ribs.
 8. The combination drawer of claim 1, wherein the second inner plate of each of the side panel modules has a surface provided with a plurality of reinforcing ribs abutting the second outer plate.
 9. The combination drawer of claim 1, wherein each of the bottom panels has an outer surface provided with a plurality of reinforcing ribs.
 10. The combination drawer of claim 1, wherein each of the first connecting section of the front panel module and the second connecting section of the rear panel is a substantially T-shaped slot which has an outer side provided with an enlarged entrance; the third connecting section of each of the side panel modules is a substantially T-shaped plug which is inserted through the enlarged entrance into each of the first connecting section of the front panel module and the second connecting section of the rear panel and is locked in each of the first connecting section of the front panel module and the second connecting section of the rear panel.
 11. The combination drawer of claim 3, wherein the coupling portion of a first one of the bottom panels is provided with a locking groove; the coupling portion of a second one of the bottom panels is provided with a locking hook inserted into and locked in the locking groove of the first one of the bottom panels so that the first one of the bottom panels is connected with the second one of the bottom panels.
 12. The combination drawer of claim 11, wherein the locking groove of the first one of the bottom panels has a side provided with an oblique guiding portion abutting the locking hook of the second one of the bottom panels to guide a movement of the locking hook of the second one of the bottom panels relative to the locking groove of the first one of the bottom panels; the locking hook of the second one of the bottom panels has a first end provided with a recessed receiving portion to receive the first one of the bottom panels and a second end provided with a hooked portion hooked onto the first one of the bottom panels.
 13. The combination drawer of claim 11, wherein the second one of the bottom panels has a side provided with a guiding ramp located above the locking hook and facing the first one of the bottom panels to guide a movement of the first one of the bottom panels relative to the second one of the bottom panels.
 14. The combination drawer of claim 1, wherein the first bent portion of the front panel module is perpendicular to the front panel module.
 15. The combination drawer of claim 1, wherein the second bent portion of the rear panel is perpendicular to the rear panel. 